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Synonyms

BW

American  

  1. bacteriological warfare.

  2. biological warfare.

  3. (in television, motion pictures, photography, etc.) black and white, as opposed to color.

BW 1 British  

abbreviation

  1. biological warfare

  2. Botswana (international car registration)

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
B/W 2 British  

abbreviation

  1. black and white

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
bw 3 British  

abbreviation

  1. Botswana

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

BW Group did so through the sale of 1.6 million DHT Holdings shares from Jan. 8 through Jan. 28 at per share prices ranging from $13.07 to $13.94.

From Barron's • Feb. 7, 2026

BW Group lowered its stake in the crude-oil tanker company to 15,261,181 shares.

From Barron's • Feb. 7, 2026

Santos said a software issue affecting safety systems on board the BW Opal floating production storage and offloading unit had led to an unplanned shutdown of around two weeks last month.

From The Wall Street Journal • Oct. 16, 2025

A time lapse shared by MarineTraffic showed Burri turning sideways and colliding with an already sideways BW Lesmes at 2040 GMT before backing up and pointing straight.

From Reuters • Aug. 23, 2023

The Suez Canal authority said in a statement that the BW Lesmes, a Singapore-flagged tanker that carries liquefied natural gas, suffered a mechanical malfunction on Tuesday night and ran aground while transiting through the canal.

From Seattle Times • Aug. 23, 2023

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.